Furnham, Adrian, author
Psychology Press, 2002
Buku Teks
Gilmer, B. von Haller (Beverly von Haller), 1909-1994, author
McGraw-Hill, 1967
Buku Teks
edited by Cary L. Cooper, James Campbell Quick, Marc J. Schabracq
John Wiley & Sons, 2009
Buku Teks
Bass, Bernard M., author
Allyn and Bacon, 1973
Buku Teks
Furnham, Adrian, author
Psychology Press, 2005
Buku Teks